package com.example.james.runtimepermissiontest;

import android.Manifest;
import android.annotation.SuppressLint;
import android.content.Intent;
import android.content.pm.PackageManager;
import android.net.Uri;
import android.support.annotation.NonNull;
import android.support.v4.app.ActivityCompat;
import android.support.v4.content.ContextCompat;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.view.View;
import android.webkit.URLUtil;
import android.widget.Button;
import android.widget.Toast;

public class MainActivity extends AppCompatActivity {

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        Button makeCall = findViewById(R.id.make_call);
        makeCall.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {
                if (ContextCompat.checkSelfPermission(MainActivity.this, Manifest.permission.CALL_PHONE ) != PackageManager.PERMISSION_GRANTED){
                    ActivityCompat.requestPermissions(MainActivity.this, new String []{Manifest.permission.CALL_PHONE}, 1);
                } else {
                    call();
//                    try{
//                        Intent intent = new Intent(Intent.ACTION_CALL);
//                        intent.setData(Uri.parse("tel:10086"));
//                        startActivity(intent);
//                    } catch (Exception e){
//                        e.printStackTrace();
//                    }
                }
            }
        });
    }

    @SuppressLint("MissingPermission")
    private void call(){
        try{
            Intent intent = new Intent(Intent.ACTION_CALL);
            intent.setData(Uri.parse("tel:10086"));
            startActivity(intent);
        } catch (Exception e){
            e.printStackTrace();
        }
    }


    @Override
    public void onRequestPermissionsResult(int requestCode, @NonNull String[] permissions, @NonNull int[] grantResults) {
//        super.onRequestPermissionsResult(requestCode, permissions, grantResults);
        switch (requestCode){
            case 1:
                if(grantResults.length > 0 && grantResults[0] == PackageManager.PERMISSION_GRANTED){
//                    Intent intent = new Intent(Intent.ACTION_CALL);
//                    intent.setData(Uri.parse("tel:10086"));
//                    startActivity(intent);
                    call();
                } else {
                    Toast.makeText(MainActivity.this, "You denied the permission", Toast.LENGTH_SHORT).show();
                }
                break;
            default:
                break;
        }
    }
}
